cnc-graver-assist/rbs_mill_assist/launch/simulation.launch.py

341 lines
11 KiB
Python

import os
import xacro
from ament_index_python.packages import get_package_share_directory
from launch import LaunchDescription
from launch.actions import (
DeclareLaunchArgument,
IncludeLaunchDescription,
OpaqueFunction,
)
from launch.launch_description_sources import PythonLaunchDescriptionSource
from launch.substitutions import LaunchConfiguration, PathJoinSubstitution
from launch_ros.actions import Node
from launch_ros.substitutions import FindPackageShare
from rbs_utils.launch import load_xacro_args
from robot_builder.external.ros2_control import ControllerManager
from robot_builder.parser.urdf import URDF_parser
from ros_gz_bridge.actions import RosGzBridge
def launch_setup(context, *args, **kwargs):
robot_type = LaunchConfiguration("robot_type")
# General arguments
with_gripper_condition = LaunchConfiguration("with_gripper")
description_package = LaunchConfiguration("description_package")
description_file = LaunchConfiguration("description_file")
use_moveit = LaunchConfiguration("use_moveit")
moveit_config_package = LaunchConfiguration("moveit_config_package")
moveit_config_file = LaunchConfiguration("moveit_config_file")
use_sim_time = LaunchConfiguration("use_sim_time")
ee_link_name = LaunchConfiguration("ee_link_name").perform(context)
base_link_name = LaunchConfiguration("base_link_name").perform(context)
control_space = LaunchConfiguration("control_space").perform(context)
control_strategy = LaunchConfiguration("control_strategy").perform(context)
interactive = LaunchConfiguration("interactive").perform(context)
real_robot = LaunchConfiguration("real_robot").perform(context)
use_rbs_utils = LaunchConfiguration("use_rbs_utils")
assembly_config_name = LaunchConfiguration("assembly_config_name")
description_package_abs_path = get_package_share_directory(
description_package.perform(context)
)
controllers_file = os.path.join(
description_package_abs_path, "config", "controllers.yaml"
)
xacro_file = os.path.join(
description_package_abs_path,
"urdf",
description_file.perform(context),
)
# xacro_config_file = f"{description_package_abs_path}/config/xacro_args.yaml"
xacro_config_file = os.path.join(
description_package_abs_path, "urdf", "xacro_args.yaml"
)
mappings_data = load_xacro_args(xacro_config_file, locals())
robot_description_doc = xacro.process_file(xacro_file, mappings=mappings_data)
robot_description_semantic_content = ""
if use_moveit.perform(context) == "true":
srdf_config_file = os.path.join(
get_package_share_directory(moveit_config_package.perform(context)),
"srdf",
"xacro_args.yaml",
)
srdf_file = os.path.join(
get_package_share_directory(moveit_config_package.perform(context)),
"srdf",
moveit_config_file.perform(context),
)
srdf_mappings = load_xacro_args(srdf_config_file, locals())
robot_description_semantic_content = xacro.process_file(
srdf_file, mappings=srdf_mappings
)
robot_description_semantic_content = (
robot_description_semantic_content.toprettyxml(indent=" ")
)
control_space = "joint"
control_strategy = "position"
interactive = "false"
robot_description_content = robot_description_doc.toprettyxml(indent=" ")
robot_description = {"robot_description": robot_description_content}
# Parse robot and configure controller's file for ControllerManager
robot = URDF_parser.load_string(
robot_description_content, ee_link_name=ee_link_name
)
ControllerManager.save_to_yaml(
robot, description_package_abs_path, "controllers.yaml"
)
rbs_robot_setup = IncludeLaunchDescription(
PythonLaunchDescriptionSource(
[
PathJoinSubstitution(
[FindPackageShare("rbs_bringup"), "launch", "rbs_robot.launch.py"]
)
]
),
launch_arguments={
"with_gripper": with_gripper_condition,
"controllers_file": controllers_file,
"robot_type": robot_type,
"description_package": description_package,
"description_file": description_file,
"robot_name": robot_type,
"use_moveit": use_moveit,
"moveit_config_package": moveit_config_package,
"moveit_config_file": moveit_config_file,
"use_sim_time": use_sim_time,
"use_controllers": "true",
"robot_description": robot_description_content,
"robot_description_semantic": robot_description_semantic_content,
"base_link_name": base_link_name,
"ee_link_name": ee_link_name,
"control_space": control_space,
"control_strategy": control_strategy,
"interactive_control": interactive,
"use_rbs_utils": use_rbs_utils,
"assembly_config_name": assembly_config_name,
}.items(),
)
rviz_config_file = os.path.join(description_package_abs_path, "config", "config.rviz")
rviz_node = Node(
package="rviz2",
executable="rviz2",
arguments=["-d", rviz_config_file],
parameters=[{"use_sim_time": True}]
)
gazebo_world = os.path.join(description_package_abs_path, "world", "default.sdf")
gazebo = IncludeLaunchDescription(
PythonLaunchDescriptionSource(
[os.path.join(get_package_share_directory('ros_gz_sim'),
'launch', 'gz_sim.launch.py')]),
launch_arguments=[('gz_args', [' -r -v 4 ', gazebo_world])],
)
gazebo_spawn_robot = Node(
package="ros_gz_sim",
executable="create",
arguments=[
"-name", "arm0",
"-x", "0.0",
"-z", "0.0",
"-y", "0.0",
"-topic", "/robot_description",
],
output="screen",
parameters=[{"use_sim_time": True}],
)
gz_bridge = RosGzBridge(
bridge_name="ros_gz_bridge",
config_file=os.path.join(description_package_abs_path, "config", "gz_bridge.yaml")
)
grasping_service = Node(
package="rbs_mill_assist",
executable="grasping_service.py"
)
nodes_to_start = [
rbs_robot_setup,
rviz_node,
gazebo,
gazebo_spawn_robot,
gz_bridge,
grasping_service
]
return nodes_to_start
def generate_launch_description():
declared_arguments = []
declared_arguments.append(
DeclareLaunchArgument(
"robot_type",
description="Type of robot by name",
choices=[
"rbs_arm",
"ar4",
"ur3",
"ur3e",
"ur5",
"ur5e",
"ur10",
"ur10e",
"ur16e",
],
default_value="rbs_arm",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"description_package",
default_value="rbs_mill_assist",
description="Description package with robot URDF/XACRO files. Usually the argument \
is not set, it enables use of a custom description.",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"description_file",
default_value="rbs_arm.xacro",
description="URDF/XACRO description file with the robot.",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"robot_name",
default_value="arm0",
description="Name for robot, used to apply namespace for specific robot in multirobot setup",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"moveit_config_package",
default_value="rbs_arm",
description="MoveIt config package with robot SRDF/XACRO files. Usually the argument \
is not set, it enables use of a custom moveit config.",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"moveit_config_file",
default_value="rbs_arm.srdf.xacro",
description="MoveIt SRDF/XACRO description file with the robot.",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"use_sim_time",
default_value="true",
description="Make MoveIt to use simulation time.\
This is needed for the trajectory planing in simulation.",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"with_gripper", default_value="false", description="With gripper or not?"
)
)
declared_arguments.append(
DeclareLaunchArgument(
"use_moveit", default_value="false", description="Launch moveit?"
)
)
declared_arguments.append(
DeclareLaunchArgument(
"launch_perception", default_value="false", description="Launch perception?"
)
)
declared_arguments.append(
DeclareLaunchArgument(
"use_controllers",
default_value="true",
description="Launch controllers?",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"scene_config_file",
default_value="",
description="Path to a scene configuration file",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"ee_link_name",
default_value="grasp_point",
description="End effector name of robot arm",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"base_link_name",
default_value="base_link",
description="Base link name if robot arm",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"control_space",
default_value="task",
choices=["task", "joint"],
description="Specify the control space for the robot (e.g., task space).",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"control_strategy",
default_value="position",
choices=["position", "velocity", "effort"],
description="Specify the control strategy (e.g., position control).",
)
)
declared_arguments.append(
DeclareLaunchArgument(
"interactive",
default_value="false",
description="Wheter to run the motion_control_handle controller",
),
)
declared_arguments.append(
DeclareLaunchArgument(
"real_robot",
default_value="false",
description="Wheter to run on the real robot",
),
)
declared_arguments.append(
DeclareLaunchArgument(
"use_rbs_utils",
default_value="true",
description="Wheter to use rbs_utils",
),
)
declared_arguments.append(
DeclareLaunchArgument(
"assembly_config_name",
default_value="",
description="Assembly config name from rbs_assets_library",
),
)
return LaunchDescription(
declared_arguments + [OpaqueFunction(function=launch_setup)]
)